WEBVTT ED: WE'RE BACK WITH BOSTON SCHOOL DISTRICT SUPERINTENDENT, TOMMY CHANG. HOW DID SURGEONS MAKE HISTORY THIS WEEK? >> I HAVE NOT KEPT UP WITH MEDICAL NEWS. ED: YOU'RE TELLING ME FEATURES -- TELLING ME THE TRUTH? THERE WAS A PIANIST TRANSPLANT -- PENIS TRANSPLANT. YOU TRIED TO GET ME TO SAY THAT WORD. ED: IT'S TRUE. WHAT OFTEN HOSPITAL SAID IT WILL BECOME THE FIRST ONE IN THE STATE TO OFFER GENDER REASSIGNMENT? >> BOSTON MEDICAL? ED: YOU GOT THAT ONE. WHAT MASSACHUSETTS LEADER SAID AS ONE OF OUR GREAT PHILOSOPHERS , ONCE SAID HATERS ARE GOING TO HATE, HATE, HATE, BUT YOU HAVE TO SHAKE IT OFF. >> ELIZABETH WARREN? ED: YES. JANET: BUT YOU MISS THE MOST OBVIOUS ONE. ED: 4.5. JANET: THE MASK YOU, HOW MUCH IS IT GOING TO COST TAXPAYERS TO REPLACE THE PIPES? >> IT IS GOING TO COST QUITE A BIT. 66% OF OUR SCHOOLS WERE BUILT BEFORE WORLD WAR II. WE WILL BE BUILDING NEW SCHOOLS OVER THE NEXT DECADE. JANET: ARE YOU SAYING YOU WON'T REPLACE THE PIPES UNTIL YOU REPLACE THE SCHOOLS? NO. ED WHAT DO YOU DO FOR THOSE KIDS? >> WE PROVIDE BOTTLED WATER. WE HAVE TESTED 34 OF 38 AND ALL HAVE BEEN SAFE. JANET: WOULD YOU DRINK OUT OF THOSE? >> ABSOLUTELY, NO PROBLEM. JANE DO YOU WORRY ABOUT LAWSUITS? I CANNOT SAY I WORRY ABOUT LAWSUITS. WE HAVE NOT GOTTEN ANY. WE ARE BEING SUPER TRANSPARENT. ON OUR WEBSITE, YOU CAN SEE EVERY SINGLE TESTING RESULT THAT WE'VE CONDUCTED. IN THOSE 34 SCHOOLS, WANTED TO PERCENT OF THE WATER IS GOOD TO GO. ED: YOU REALIZE THAT TALKING ABOUT LEAD IN WATER IN 2016 IS LIKE REALLY? IT IS ALMOST UNIMAGINABLE. IF YOU LOOK AT THE INFRASTRUCTURE, YOU CAN UNDERSTAND WHY. >> I KNOW, IT'S SCARY. WE WANT TO MAKE SURE OUR DRINKING WATER IS SAFE. ED: IS ILLOGICAL T JUST HAVE BOTTLED WATER FOR THE ENTIRE SCHOOLS? >> I WOULDN'T SAY THE COST PER OUR DRINKING WATER IS HIGH QUALITY. THERE'S HIGHER STANDARDS COMING OUT FROM PIPES THAN OUR BOTTLED WATER. ED: TOMMY CHANG, SCHOOL SUPERINTENDENT, GREAT TO HAVE YOU WITH US. AHEAD, ASKING VOTERS ABOUT DONALD TRUMP AND WOMEN.